# -*- coding: utf-8 -*-
# Copyright 2018 New Vector Ltd
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

from mock import Mock

from synapse.rest.client.v1 import presence
from synapse.types import UserID

from tests import unittest


class PresenceTestCase(unittest.HomeserverTestCase):
    """ Tests presence REST API. """

    user_id = "@sid:red"

    user = UserID.from_string(user_id)
    servlets = [presence.register_servlets]

    def make_homeserver(self, reactor, clock):

        hs = self.setup_test_homeserver(
            "red", http_client=None, federation_client=Mock()
        )

        hs.presence_handler = Mock()

        return hs

    def test_put_presence(self):
        """
        PUT to the status endpoint with use_presence enabled will call
        set_state on the presence handler.
        """
        self.hs.config.use_presence = True

        body = {"presence": "here", "status_msg": "beep boop"}
        request, channel = self.make_request(
            "PUT", "/presence/%s/status" % (self.user_id,), body
        )
        self.render(request)

        self.assertEqual(channel.code, 200)
        self.assertEqual(self.hs.presence_handler.set_state.call_count, 1)

    def test_put_presence_disabled(self):
        """
        PUT to the status endpoint with use_presence disbled will NOT call
        set_state on the presence handler.
        """
        self.hs.config.use_presence = False

        body = {"presence": "here", "status_msg": "beep boop"}
        request, channel = self.make_request(
            "PUT", "/presence/%s/status" % (self.user_id,), body
        )
        self.render(request)

        self.assertEqual(channel.code, 403)
        self.assertEqual({
            "errcode": "M_FORBIDDEN",
            "error": "Presence is disabled on this homeserver"
        }, channel.json_body)
        self.assertEqual(self.hs.presence_handler.set_state.call_count, 0)

    def test_get_presence_disabled(self):
        """
        GET to the status endpoint with use_presence disbled will respond
        with M_FORBIDDEN
        """
        self.hs.config.use_presence = False

        request, channel = self.make_request(
            "GET", "/presence/%s/status" % (self.user_id,)
        )
        self.render(request)

        self.assertEqual(channel.code, 403)
        self.assertEqual({
            "errcode": "M_FORBIDDEN",
            "error": "Presence is disabled on this homeserver"
        }, channel.json_body)